{
  "id": 128534,
  "title": "3 Channels",
  "url": "/competitions/bengaliai-cv19/discussion/128534",
  "author_name": "",
  "post_date": "2020-02-01T03:43:26.460053800Z",
  "votes": 1,
  "comment_count": 1,
  "views": 0,
  "content": "<p>How effective are 3 channel inputs? What's your experience? Did you use 3 channel inputs because it's effective or you had to use it to suit pretrained weight structures?</p>",
  "messages": [
    {
      "id": "734169",
      "postDate": "02/01/2020 03:43:26",
      "content": "<p>How effective are 3 channel inputs? What's your experience? Did you use 3 channel inputs because it's effective or you had to use it to suit pretrained weight structures?</p>",
      "rawMarkdown": "How effective are 3 channel inputs? What's your experience? Did you use 3 channel inputs because it's effective or you had to use it to suit pretrained weight structures?",
      "votes": null
    },
    {
      "id": "734349",
      "postDate": "02/01/2020 10:35:27",
      "content": "<p>I see no difference between rgb and gray when it comes to model performance. Maybe rgb allows us to use pretrained weights which help training process ~5-10 epochs faster but it consumes 3 times the memory compared to grayscale.</p>",
      "rawMarkdown": "I see no difference between rgb and gray when it comes to model performance. Maybe rgb allows us to use pretrained weights which help training process ~5-10 epochs faster but it consumes 3 times the memory compared to grayscale.",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 734349,
      "author_name": "quandapro",
      "author_url": "",
      "post_date": "02/01/2020 10:35:27",
      "content": "<p>I see no difference between rgb and gray when it comes to model performance. Maybe rgb allows us to use pretrained weights which help training process ~5-10 epochs faster but it consumes 3 times the memory compared to grayscale.</p>",
      "votes": null,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "734169": "How effective are 3 channel inputs? What's your experience? Did you use 3 channel inputs because it's effective or you had to use it to suit pretrained weight structures?",
    "734349": "I see no difference between rgb and gray when it comes to model performance. Maybe rgb allows us to use pretrained weights which help training process ~5-10 epochs faster but it consumes 3 times the memory compared to grayscale."
  },
  "source": "meta"
}